<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>泪滴效果</title>
    <style>
       .teardrop{
            /* 子项目居中 */
            display: flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            border-radius: 0px 50% 50% 50%;
            transform: rotate(45deg);
            margin-top: 20px;
            background-image: linear-gradient(
                rgba(247, 89, 89, 0.8),
                rgba(247, 89, 89, 0.9),
                rgba(247, 89, 89, 0.7)
            );
       }
       .teardrop-content{
           transform: rotate(-45deg);
           color: #fff;
       }
    </style>
</head>
<body>
   <div class="teardrop">
        <div class="teardrop-content">热销</div>
   </div>
</body>
</html>